| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] [det] | 14760 |
|
| 2 | [be] [v-ing] [det] | 7728 |
|
| 3 | [be] letting [adj] | 12 |
|
| 4 | [be] let [det] | 11 |
|
